%??Procedure?for?calculating?the?spatial?impulse?response
%??for?an?aperture.
%
%??Calling:??[h?start_time]?=?calc_h（Thpoints）;?
%
%??Parameters:??Th?????-?Pointer?to?the?transducer?aperture.??
%???????????????points?-?Field?points.?Vector?with?three?columns?（xyz）?
%????????????????????????and?one?row?for?each?field?point.?
%
%??Return:??????h??????????-?Spatial?impulse?response?in?m/s.
%???????????????start_time?-?The?time?for?the?first?sample?in?h.
%
%??Version?1.01?October?4?1996?by?Joergen?Arendt?Jensen

function?[h?start_time]?=?calc_h?（Thpoints）

%??Check?the?point?array

??[mn]=size（points）;
??if?（n?~=?3）
????error?（‘Points?array?must?have?three?columns‘）;
????end

%??Call?the?C-part?of?the?program?to?show?aperture

??[h?start_time]?=?Mat_field?（4001Thpoints）;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????792??1997-05-21?17:53??field_II\calc_h.m

?????文件????????846??1997-05-21?17:53??field_II\calc_hhp.m

?????文件????????764??1998-03-19?20:22??field_II\calc_hp.m

?????文件???????1197??1997-05-21?17:53??field_II\calc_scat.m

?????文件???????2504??2001-08-17?23:07??field_II\calc_scat_all.m

?????文件???????1386??1999-05-21?23:08??field_II\calc_scat_multi.m

?????文件???????1152??1998-07-01?14:22??field_II\ele_apodization.m

?????文件???????1137??1998-07-01?14:22??field_II\ele_delay.m

?????文件???????1143??1998-07-01?14:22??field_II\ele_waveform.m

?????文件????????417??1997-05-21?17:53??field_II\field_debug.m

?????文件????????295??1997-05-21?17:53??field_II\field_end.m

?????文件????????868??2001-12-17?17:13??field_II\field_guide.m

?????文件????????370??2001-12-17?17:24??field_II\field_info.m

?????文件????????826??1999-01-21?17:08??field_II\field_init.m

?????文件????????359??2002-04-18?23:09??field_II\field_logo.m

?????文件????2449026??2008-12-15?21:54??field_II\Linear?description?of?ultrasound?imaging?systems.pdf

?????文件????????127??2000-01-11?11:12??field_II\load_usertarg.m

?????文件?????285392??2001-08-21?19:44??field_II\logo_field.mat

?????文件?????163840??2002-04-19?18:31??field_II\Mat_field.dll

?????文件???????8898??2000-01-11?11:12??field_II\plot_graphs.m

?????文件???????1930??2000-01-11?11:13??field_II\save_data.m

?????文件???????2277??2002-04-19?21:12??field_II\set_field.m

?????文件????????443??1997-05-21?17:53??field_II\set_sampling.m

?????文件????1270198??2008-12-15?22:11??field_II\Users’?guide?for?the?Field?II?program.pdf

?????文件???????2443??1997-05-21?17:53??field_II\xdc_2d_array.m

?????文件????????980??1998-06-29?21:24??field_II\xdc_apodization.m

?????文件????????611??1998-07-10?17:48??field_II\xdc_baffle.m

?????文件????????785??1998-03-19?23:42??field_II\xdc_center_focus.m

?????文件????????970??1997-05-21?17:53??field_II\xdc_concave.m

?????文件????????539??1997-05-21?17:53??field_II\xdc_convert.m

............此處省略26個文件信息